555
NWUS53 KGRB 210436
LSRGRB
PRELIMINARY LOCAL STORM REPORT...SUMMARY
NATIONAL WEATHER SERVICE GREEN BAY WI
1136 PM CDT MON JUL 20 2026
.TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON
.DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE.
..REMARKS..
0513 PM HAIL 1 WNW SPREAD EAGLE 45.88N 88.14W
07/20/2026 M1.00 INCH FLORENCE WI TRAINED SPOTTER
REPORTS OF 1 INCH HAIL FOR 1 MINUTE
DURATION.
0535 PM HAIL SPREAD EAGLE 45.88N 88.13W
07/20/2026 M1.00 INCH FLORENCE WI PUBLIC
NICKEL TO QUARTER SIZE HAIL FELL FOR ABOUT
90 SECONDS IN SPREAD EAGLE.
0639 PM FUNNEL CLOUD 2 SSE LITTLE CHICAGO 45.01N 89.83W
07/20/2026 MARATHON WI PUBLIC
FUNNEL CLOUD REPORTED ABOUT 3 MI WEST OF
LOCATION. MPING.
0650 PM TSTM WND DMG 4 W STRATFORD 44.80N 90.17W
07/20/2026 MARATHON WI 911 CALL CENTER
HOUSE AND GARAGE DOOR DAMAGE.
0654 PM FUNNEL CLOUD 1 E ATHENS 45.03N 90.05W
07/20/2026 MARATHON WI PUBLIC
REPORT ON SOCIAL MEDIA, LOCATION
APPROXIMATED BY RADAR.
0656 PM FUNNEL CLOUD 2 S HAMBURG 45.06N 89.88W
07/20/2026 MARATHON WI PUBLIC
REPORT ON SOCIAL MEDIA.
0658 PM FUNNEL CLOUD 1 WNW LITTLE CHICAGO 45.05N 89.87W
07/20/2026 MARATHON WI PUBLIC
REPORT ON SOCIAL MEDIA.
0732 PM TORNADO 4 NW STRATFORD 44.84N 90.15W
07/20/2026 MARATHON WI STORM CHASER
MULTIPLE REPORTS.
0735 PM MARINE TSTM WIND 1 NW WASHINGTON ISLAND 45.39N 86.92W
07/20/2026 M39 MPH DOOR WI AWOS
A WIND GUST TO 34 KNOTS WAS REPORTED AT THE
WASHINGTON ISLAND AIRPORT.
0745 PM FUNNEL CLOUD 1 NE ANIWA 45.01N 89.20W
07/20/2026 SHAWANO WI PUBLIC
MPING, FUNNEL CLOUD REPORTED 2 MI NE OF
LOCATION.
0757 PM TORNADO 3 ENE MATTOON 45.02N 88.98W
07/20/2026 SHAWANO WI STORM CHASER
REPORT FROM OTUS PROJECT VIA DRONE VIDEO.
0828 PM TORNADO 4 W TIGERTON 44.73N 89.13W
07/20/2026 SHAWANO WI STORM CHASER
STORM CHASER VIDEO.
1050 PM TSTM WND DMG 1 W GREEN BAY 44.51N 88.03W
07/20/2026 BROWN WI LAW ENFORCEMENT
TREES AND POWERLINES DOWN.
1059 PM TSTM WND DMG 1 ENE GREEN BAY 44.52N 87.97W
07/20/2026 BROWN WI LAW ENFORCEMENT
TREES AND POWERLINES DOWN.
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